USGS Streamgage 06048650
E Gallatin River ab Water Reclamation Fa near Bozeman, MT
E Gallatin River ab Water Reclamation Fa near Bozeman, MT is USGS streamgage 06048650 in Montana, monitoring river discharge in hydrologic subbasin 10020008. It drains a watershed of about 226 square miles. Discharge records at this site go back to 2014. Typical flow runs near 81.1 cfs in July and 242 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.
View live conditions & forecast →
Gauge details
- State
- Montana
- Drainage area
- 226 sq mi
- Gauge elevation
- 4,616 ft
- Subbasin (HUC-8)
- 10020008
- Coordinates
- 45.72567, -111.06619
- USGS site number
- 06048650
- Records begin
- 2014-10-10 (12 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for E Gallatin River ab Water Reclamation Fa near Bozeman, MT. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.
| Date | Low p10 | Expected p50 | High p90 | Range |
|---|---|---|---|---|
| 40.7 | 45.3 | 49.7 | ||
| 36.5 | 43.3 | 49.7 | ||
| 37.2 | 44.7 | 52.5 | ||
| 35.3 | 43.2 | 51.3 | ||
| 34.4 | 42.4 | 50.7 | ||
| 35.3 | 45.4 | 56.9 | ||
| 35.9 | 46.6 | 58.1 | ||
| 33.5 | 45.9 | 62.5 | ||
| 31.4 | 43.1 | 58.2 | ||
| 31.5 | 42.7 | 56.1 | ||
| 30 | 42.3 | 59.2 | ||
| 31.3 | 45.2 | 65.4 | ||
| 31.1 | 44.6 | 62.7 | ||
| 31.6 | 45.5 | 64.3 |
All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 12 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | 27.7 | 45.5 | 60.1 | |
| February | 30.4 | 49.8 | 73.5 | |
| March | 38.7 | 79.2 | 168 | |
| April | 91.6 | 242 | 596.7 | |
| May | 248.7 | 414.6 | 1,025.8 | |
| June | 117.8 | 227.2 | 423.8 | |
| July | 32.8 | 81.1 | 137.6 | |
| August | 24.7 | 47.1 | 78.9 | |
| September | 28.7 | 50.9 | 95.1 | |
| October | 39.3 | 57.6 | 91.5 | |
| November | 40.1 | 55.6 | 96.6 | |
| December | 30 | 44.3 | 71.4 |
All values in cubic feet per second (cfs).
Common questions
- When does E Gallatin River ab Water Reclamation Fa near Bozeman, MT normally run highest?
- May, on the long-term record. The median daily flow that month is about 414.6 cfs, against 44.3 cfs in December, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for E Gallatin River ab Water Reclamation Fa near Bozeman, MT?
- It depends on the month. In January, half of days historically fall near 45.5 cfs, with the middle 80% of days between 27.7 and 60.1 cfs. The month-by-month table on this page gives the full range.
- How long has E Gallatin River ab Water Reclamation Fa near Bozeman, MT been measured?
- Discharge records at USGS site 06048650 begin in 2014, about 12 years, covering roughly 4,317 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for E Gallatin River ab Water Reclamation Fa near Bozeman, MT?
- Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
- Where is E Gallatin River ab Water Reclamation Fa near Bozeman, MT?
- The gauge sits at 45.72567, -111.06619, in Montana, in hydrologic subbasin 10020008, at an elevation of about 4,616 feet, draining roughly 226 square miles.
- Can I use E Gallatin River ab Water Reclamation Fa near Bozeman, MT data for flood or safety decisions?
- No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.